Join Michael Manoochehri and Ryan Boyd live from London to discuss our recent launch of JSON+nested/repeated+import improvements. We'll also chat about Strata London and Best Practices for using BigQuery. They'll also host an open Office Hours. Please add your questions to Google Moderator below.
Here's more info on the launch:
http://googledevelopers.blogspot.com/2012/10/got-big-json-bigquery-expands-data.html